80347491

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^2\times {\mathrm{1471}}^1$

素因数の和:1521

約数の個数: 48

約数和(自身を含む): 144609280

約数和(自身を除く): 64261789

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 153, 189, 289, 357, 459, 867, 1071, 1471, 2023, 2601, 3213, 4413, 6069, 7803, 10297, 13239, 18207, 25007, 30891, 39717, 54621, 75021, 92673, 175049, 225063, 278019, 425119, 525147, 675189, 1275357, 1575441, 2975833, 3826071, 4726323, 8927499, 11478213, 26782497, 80347491]

約数ペア:

[(1, 80347491), (3, 26782497), (7, 11478213), (9, 8927499), (17, 4726323), (21, 3826071), (27, 2975833), (51, 1575441), (63, 1275357), (119, 675189), (153, 525147), (189, 425119), (289, 278019), (357, 225063), (459, 175049), (867, 92673), (1071, 75021), (1471, 54621), (2023, 39717), (2601, 30891), (3213, 25007), (4413, 18207), (6069, 13239), (7803, 10297)]